an analyst evaluating securities in a developing nation where the inflation rate is very high, as, a result, the analyst has been warned not to ignore the cross=product between the real rate and inflation. a 6-year security wth no maturity, default, and liquidity risk has an yield of 25.08%. if the real risk-free rate is 6% what average rate of inflation is expected on this country over the next 6 years round to the nearest whole number